<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" pageEncoding="UTF-8" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt" %>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt_rt" %>

<html>
<head>
    <title>登录页</title>
    <%--echart线图、柱状图、饼图等各种图型库 cdn--%>
    <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts/dist/echarts.min.js"></script>
    <%--jquery cdn--%>
    <script type="text/javascript" src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.1/jquery.js"></script>
</head>
<body>

信息来源 <select name="sourceId">
    <c:forEach items="${sourceList}" var="s">
        <option value="${s.id}">${s.name}</option>
    </c:forEach>
</select>

状态  <input name="status">


<button onclick="bing()">点击展示饼图</button>
<button onclick="excel()">点击导出Excel</button>

<div id="main" style="width: 500px;height: 500px"></div>
</body>

<script>

    function excel() {
        let sourceId = $('[name=sourceId]').val();
        let status = $('[name=status]').val();
        location.href = '/excel.do?sourceId=' + sourceId +'&status=' + status
    }
    function bing() {
        let sourceId = $('[name=sourceId]').val();
        let status = $('[name=status]').val();

        $.ajax({
            url:'/bing.do?sourceId=' + sourceId +'&status=' + status,
            success:function (data) {

                console.log(data)

                var chartDom = document.getElementById('main');
                var myChart = echarts.init(chartDom);
                var option;

                option = {
                    title: {
                        text: 'Referer of a Website',
                        subtext: 'Fake Data',
                        left: 'center'
                    },
                    tooltip: {
                        trigger: 'item'
                    },
                    legend: {
                        orient: 'vertical',
                        left: 'left'
                    },
                    series: [
                        {
                            name: 'Access From',
                            type: 'pie',
                            radius: '50%',
                            data: data,
                            emphasis: {
                                itemStyle: {
                                    shadowBlur: 10,
                                    shadowOffsetX: 0,
                                    shadowColor: 'rgba(0, 0, 0, 0.5)'
                                }
                            }
                        }
                    ]
                };

                option && myChart.setOption(option);
            }
        })
    }

</script>
</html>